condition	mean	min	max
4 h after light	57.9032	56.3606	59.4458
8 h after light	63.88590000000001	63.0246	64.7472
12 h after light	63.151250000000005	59.1141	67.1884
4 h after dark	72.08586666666666	69.8527	74.0699
8 h after dark	74.31099999999999	70.957	77.3764
12 h after dark	73.2463	63.0775	86.5171